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Residuals

AP Statistics· difficulty 2/5

A regression predicts y-hat = 2x + 5. For x = 6, the observed y is 14.

Regression line and observation y-hat = 2x + 5 Observation: x = 6, y = 14 Residual = ?

What is the residual?

  • A

    -17

  • B

    -3

    check_circle
  • C

    17

  • D

    3

Explanation

y-hat = 2(6) + 5 = 17. Residual = 14 - 17 = -3.

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